The TreeItemRenderer displays icons at some point.  Use the same place
for your optional items.

 

________________________________

From: [email protected] [mailto:[EMAIL PROTECTED] On
Behalf Of Nikolaj Selvik
Sent: Sunday, June 22, 2008 6:12 PM
To: [email protected]
Subject: [flexcoders] Short question about custom TreeItemRenderer

 

Hi all,

I have been unable to see what exactly is best practice when making
custom TreeItemRenderer implementations.

My scenario: I have specfic flags in certain nodes of my XML document I
am using as dataprovider, and when a TreeItemRenderer renders such a
node it will add different elements to the TreeItemRenderer, depending
on what type of flag was found.

I am currently checking for the flag and deleting and adding the extra
elements in commitProperties() and doing resizing of any extra elements
in updateDisplayList()

When I look at examples a lot of people seem to use createChildren()

What would be the preffered method of doing this? What exactly are the
roles of updateDisplayList(), createChildren() and commitProperties() in
the TreeItemRenderer?

 

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